Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 14:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe
- Size 97KB
- Sample260802-rhheas1tcs
- SHA256 853f0409a601e5e0bbede030b071a30db6cd409a81b1aeb10d802305d8d3effb
- MD5 7dc53fa5e51b87ea12de977104fd3525
- SHA1 c782315b7517ccd6ab55d7b2580ab12a65e8a991
- SHA512 e7ca79f7961703a206107352258ad51ccebeb377b59e0268a519ab80c22510c1257541d0155235520a21cb6756c1eacfc9d9f9635e9b57a370e40b90d2b651fa
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcLxK0FIsgvaiwb:zGoSK8eQcLxK0FIsgvaiwb
- TLSH T127A339AF76A99CB8F0145EB0116527F28B676530073A4BCB3790DE556F3E06B5E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 556 rundll32.exe - Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe - Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\¢«.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe File created C:\Windows\SysWOW64\notepad¢¬.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe File created C:\Windows\system\rundll32.exe 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1785679893" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1785679893" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe - Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 556 rundll32.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 556 rundll32.exe 556 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4552 wrote to memory of 556 4552 2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-02_7dc53fa5e51b87ea12de977104fd3525_elex_glassworm_wannacry.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4552 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:556
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\notepad¢¬.exe
- Size 94KB
- SHA256 f9d9e6b6ac0b9ab4d25d9779330a251a4dde668e896bf8d35fc25132981968e7
- MD5 bdbc1313cd90fc770a75150344dcbd73
- SHA1 76951bf01f4dc6c705f652f7e7ce8f52fa5d79b1
- SHA512 9fd92463a871ea5b19c1244cc2116bf288365b0182a7ca3f4cacf22bc89f08ef3129c9c6cef7d9de11835a899a96c0b40f3b21cf5b7781890016d5e0ae950084
- SSDEEP 1536:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL+uVK/DMtMMx:zGoSK8eQcL+uVK/DMtMMx
- TLSH T130933BAF75969CB8F4101EB4146A2BB247676560033A8BCF3780CE656F3F1675E38283
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\System\rundll32.exe
- Size 84KB
- SHA256 42801f8503c82352cbd55bea9882b013a96b4e04c7d7c55d091e088af912bc4b
- MD5 b64affbfdcee825c7be3aedb2e6baff9
- SHA1 84c1cd728d195cb9d25c3bdc1bbf6fd768cb1f16
- SHA512 3690828b4b9b414f660ff3955f16a21040f9866c7018b48f7e154c7eac510fa6d7209146bb023fcd97ec5579e3d46e6ef2bfbc1c5109549dddcabbea52e7341c
- SSDEEP 768:JgUkmKY2i/0BQZfMEQRKIbaauqnDnb49vhye+1iUSc76JZgyldX7aXKynF0vQcYm:qkOvQZfMpRKIcqDnYhye0SKBi2eQcL/
- TLSH T135836D9F75D584FDF81025B0146B57B0857BA990137AAFCB3B90CD39843B1AB5A382C7
- MD5 SHA1 SHA512 SSDEEP TLSH